Flange riser



FIG. 1 is a top perspective view of my new design for a flange riser;

FIG. 2 is a top plan view of the flange shown in FIG. 1;

FIG. 3 is a front view of the flange riser shown in FIG. 1;

FIG. 4 is a left side view of the flange riser shown in FIG. 1;

FIG. 5 is a rear view of the flange riser shown in FIG. 1;

FIG. 6 is a right side view of the flange riser shown in FIG. 1;

FIG. 7 is a bottom plan view of the flange riser shown in FIG. 1; and,

FIG. 8 is a bottom perspective view of the flange riser shown in FIG. 1.

Broken lines are used in the drawings to illustrate features that form no part of the claimed design.

FIGS. 1, 3-6, and 8 are shown with a dash-dot-dot-dash broken lines that symbolizes a break in the width of the depicted flange riser. The appearance of any portion of the flange riser between the dash-dot-dot-dash broken lines forms no part of the claim. 

CLAIM The ornamental design for a flange riser, as shown and described. 